Contract Source Code:
File 1 of 1 : ChefToken
/*
Deployed on chef.fun, the ultimate launchpad for memes and utility. Deploy for 100$ and get up to 20,000$ worth of benefits!
More info: web.chef.fun
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Telegram: https://t.me/chefdotfun
*/
pragma solidity 0.8.19;
// SPDX-License-Identifier: MIT
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
return msg.data;
}
}
interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(
address sender,
address recipient,
uint256 amount
) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface IERC20Platformdata is IERC20{
/**
* @dev Returns the name of the token.
*/
function name() external view returns (string memory);
/**
* @dev Returns the symbol of the token.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the decimals places of the token.
*/
function decimals() external view returns (uint8);
}
contract ERC20 is Context, IERC20, IERC20Platformdata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
/**
* @dev Sets the values for {name} and {symbol}.
*
* All two of these values are immutable: they can only be set once during
* construction.
*/
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
/**
* @dev Returns the name of the token.
*/
function name() public view virtual override returns (string memory) {
return _name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
/**
* @dev Returns the number of decimals used to get its user representation.
* For example, if `decimals` equals `2`, a balance of `505` tokens should
* be displayed to a user as `5.05` (`505 / 10 ** 2`).
*
* Tokens usually opt for a value of 18, imitating the relationship between
* Ether and Wei. This is the default value returned by this function, unless
* it's overridden.
*
* NOTE: This information is only used for _display_ purposes: it in
* no way affects any of the arithmetic of the contract, including
* {IERC20-balanceOf} and {IERC20-transfer}.
*/
function decimals() public view virtual override returns (uint8) {
return 18;
}
/**
* @dev See {IERC20-totalSupply}.
*/
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
/**
* @dev See {IERC20-balanceOf}.
*/
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
/**
* @dev See {IERC20-transfer}.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - the caller must have a balance of at least `amount`.
*/
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
/**
* @dev See {IERC20-allowance}.
*/
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
/**
* @dev See {IERC20-approve}.
*
* NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on
* `transferFrom`. This is semantically equivalent to an infinite approval.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
/**
* @dev See {IERC20-transferFrom}.
*
* Emits an {Approval} event indicating the updated allowance. This is not
* required by the EIP. See the note at the beginning of {ERC20}.
*
* NOTE: Does not update the allowance if the current allowance
* is the maximum `uint256`.
*
* Requirements:
*
* - `from` and `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
* - the caller must have allowance for ``from``'s tokens of at least
* `amount`.
*/
function transferFrom(address from, address to, uint256 amount) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
/**
* @dev Atomically increases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
return true;
}
/**
* @dev Atomically decreases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `spender` must have allowance for the caller of at least
* `subtractedValue`.
*/
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
address owner = _msgSender();
uint256 currentAllowance = allowance(owner, spender);
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
/**
* @dev Moves `amount` of tokens from `from` to `to`.
*
* This internal function is equivalent to {transfer}, and can be used to
* e.g. implement automatic token fees, slashing mechanisms, etc.
*
* Emits a {Transfer} event.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
*/
function _transfer(address from, address to, uint256 amount) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
// Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
// decrementing then incrementing.
_balances[to] += amount;
}
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
/** @dev Creates `amount` tokens and assigns them to `account`, increasing
* the total supply.
*
* Emits a {Transfer} event with `from` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
unchecked {
// Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above.
_balances[account] += amount;
}
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
/**
* @dev Destroys `amount` tokens from `account`, reducing the
* total supply.
*
* Emits a {Transfer} event with `to` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
* - `account` must have at least `amount` tokens.
*/
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
unchecked {
_balances[account] = accountBalance - amount;
// Overflow not possible: amount <= accountBalance <= totalSupply.
_totalSupply -= amount;
}
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
/**
* @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
*
* This internal function is equivalent to `approve`, and can be used to
* e.g. set automatic allowances for certain subsystems, etc.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `owner` cannot be the zero address.
* - `spender` cannot be the zero address.
*/
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
/**
* @dev Updates `owner` s allowance for `spender` based on spent `amount`.
*
* Does not update the allowance amount in case of infinite allowance.
* Revert if not enough allowance is available.
*
* Might emit an {Approval} event.
*/
function _spendAllowance(address owner, address spender, uint256 amount) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
/**
* @dev Hook that is called before any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* will be transferred to `to`.
* - when `from` is zero, `amount` tokens will be minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens will be burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual {}
/**
* @dev Hook that is called after any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* has been transferred to `to`.
* - when `from` is zero, `amount` tokens have been minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens have been burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _afterTokenTransfer(address from, address to, uint256 amount) internal virtual {}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() external virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(
address target,
bytes memory data,
uint256 value
) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
* the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
*
* _Available since v4.8._
*/
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
// only check isContract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
/**
* @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason or using the provided one.
*
* _Available since v4.3._
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
}
interface IWETH {
function deposit() external payable;
}
interface ILpPair {
function sync() external;
function mint(address to) external returns (uint liquidity);
}
interface IDexRouter {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function WAVAX() external pure returns (address);
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external;
function swapExactTokensForAVAXSupportingFeeOnTransferTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(uint amountOutMin, address[] calldata path, address to, uint deadline) external payable;
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline) external payable returns (uint[] memory amounts);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external;
function swapTokensForExactTokens(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts);
function addLiquidityETH(address token, uint256 amountTokenDesired, uint256 amountTokenMin, uint256 amountETHMin, address to, uint256 deadline) external payable returns (uint256 amountToken, uint256 amountETH, uint256 liquidity);
function addLiquidity(address tokenA, address tokenB, uint amountADesired, uint amountBDesired, uint amountAMin, uint amountBMin, address to, uint deadline) external returns (uint amountA, uint amountB, uint liquidity);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
}
interface IDexFactory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface ITokenLocker {
function lock(
address owner,
address token,
bool isLpToken,
uint256 amount,
uint256 unlockDate,
string memory description
) external returns (uint256 lockId);
function vestingLock(
address owner,
address token,
bool isLpToken,
uint256 amount,
uint256 tgeDate,
uint256 tgeBps,
uint256 cycle,
uint256 cycleBps,
string memory description
) external returns (uint256 lockId);
function multipleVestingLock(
address[] calldata owners,
uint256[] calldata amounts,
address token,
bool isLpToken,
uint256 tgeDate,
uint256 tgeBps,
uint256 cycle,
uint256 cycleBps,
string memory description
) external returns (uint256[] memory);
function unlock(uint256 lockId) external;
function editLock(
uint256 lockId,
uint256 newAmount,
uint256 newUnlockDate
) external;
}
contract ChefToken is ERC20, Ownable {
mapping (address => bool) public exemptFromFees;
address public immutable projectAddress;
address public immutable platformAddress;
address public immutable WETH;
StructsLibrary.TokenInfo public tokenInfo;
uint256 public buyTax;
uint256 public sellTax;
bool public launched;
uint256 public immutable swapTokensAtAmt;
uint256 public lastSwapBackBlock;
address public immutable lpPair;
IDexRouter public immutable dexRouter;
ITokenLocker public immutable tokenLocker;
uint64 public constant FEE_DIVISOR = 10000;
// events
event UpdatedBuyTax(uint256 newAmt);
event UpdatedSellTax(uint256 newAmt);
event Launched(uint256 launchTime);
// constructor
constructor(StructsLibrary.TokenInfo memory params, address _platformAddress)
ERC20(params._name, params._symbol)
{
tokenInfo = params;
address _weth;
if(block.chainid == 43114 && params._router == 0x60aE616a2155Ee3d9A68541Ba4544862310933d4){ // edge case for Trader Joe
_weth = IDexRouter(tokenInfo._router).WAVAX();
} else {
_weth = IDexRouter(tokenInfo._router).WETH();
}
WETH = _weth;
ITokenLocker _tokenLocker;
if(block.chainid == 1){ // Ethereum
_tokenLocker = ITokenLocker(0x71B5759d73262FBb223956913ecF4ecC51057641);
} else if(block.chainid == 56){ // BSC
_tokenLocker = ITokenLocker(0x407993575c91ce7643a4d4cCACc9A98c36eE1BBE);
} else if(block.chainid == 8453){ // BASE
_tokenLocker = ITokenLocker(0xdD6E31A046b828CbBAfb939C2a394629aff8BBdC);
} else if(block.chainid == 43114) { // Avalanche
_tokenLocker = ITokenLocker(0x9479C6484a392113bB829A15E7c9E033C9e70D30);
} else if(block.chainid == 11155111) { // Sepolia
_tokenLocker = ITokenLocker(0x3eb4E18a5825f3a9ffc90Aa34cC137ac4D2D987f);
} else {
revert("Chain not configured");
}
tokenLocker = _tokenLocker;
_mint(msg.sender, 1e9 * 1e18);
swapTokensAtAmt = totalSupply() * 25 / 100000;
require(params._maxWallet >= 10 || params._maxWallet == 0, "Max wallet too small.");
projectAddress = tx.origin;
platformAddress = _platformAddress;
buyTax = params._buyTaxDEX;
require(params._buyTaxDEX <= 5000, "Tax too high");
require(params._buyTaxPlatform <= 5000, "Tax too high");
sellTax = params._sellTaxDEX;
require(params._sellTaxDEX <= 5000, "Tax too high");
require(params._sellTaxPlatform <= 5000, "Tax too high");
dexRouter = IDexRouter(params._router);
lpPair = IDexFactory(dexRouter.factory()).createPair(address(this), address(WETH));
exemptFromFees[msg.sender] = true;
exemptFromFees[address(this)] = true;
exemptFromFees[address(0xdead)] = true;
_approve(address(owner()), address(dexRouter), totalSupply());
_approve(address(this), address(dexRouter), type(uint256).max);
}
function _transfer(
address from,
address to,
uint256 amount
) internal virtual override {
if(!exemptFromFees[from] && !exemptFromFees[to] && from != owner() && to != owner()){
amount -= handleTax(from, to, amount);
}
super._transfer(from,to,amount);
}
function handleTax(address from, address to, uint256 amount) internal returns (uint256){
uint256 contractTokenBalance = balanceOf(address(this));
bool canSwap = contractTokenBalance >= swapTokensAtAmt;
if(canSwap && to == lpPair && lastSwapBackBlock + 1 <= block.number) {
swapBack();
}
uint256 tax = 0;
uint256 taxes;
if (to == lpPair){
taxes = sellTax;
require(launched, "Not Launched Yet");
} else if(from == lpPair){
taxes = buyTax;
require(launched, "Not Launched Yet");
}
if(taxes > 0){
tax = amount * taxes / FEE_DIVISOR;
super._transfer(from, address(this), tax);
}
return tax;
}
receive() payable external {}
function swapTokensForEth(uint256 tokenAmt) private {
// generate the uniswap pair path of token -> weth
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = address(WETH);
if(block.chainid == 43114 && address(dexRouter) == 0x60aE616a2155Ee3d9A68541Ba4544862310933d4){ // edge case for Trader Joe
// make the swap
dexRouter.swapExactTokensForAVAXSupportingFeeOnTransferTokens(
tokenAmt,
0, // accept any amt of AVAX
path,
address(this),
block.timestamp
);
} else {
// make the swap
dexRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmt,
0, // accept any amt of ETH
path,
address(this),
block.timestamp
);
}
}
function swapBack() private {
uint256 contractBalance = balanceOf(address(this));
if(contractBalance == 0) {return;}
if(contractBalance > swapTokensAtAmt * 10){
contractBalance = swapTokensAtAmt * 10;
}
swapTokensForEth(contractBalance);
uint256 ethBalance = address(this).balance;
bool success;
(success, ) = platformAddress.call{value: (ethBalance * 5 / 100)}("");
ethBalance = address(this).balance;
if(tokenInfo._taxWalletTaxPercents[0] > 0){
uint256 amountForTaxWallet2 = ethBalance * tokenInfo._taxWalletTaxPercents[0] / FEE_DIVISOR;
IWETH(WETH).deposit{value:amountForTaxWallet2}();
IERC20(address(WETH)).transfer(tokenInfo._taxWallets[0], amountForTaxWallet2);
}
if(tokenInfo._taxWalletTaxPercents[1] > 0){
uint256 amountForTaxWallet3 = ethBalance * tokenInfo._taxWalletTaxPercents[1] / FEE_DIVISOR;
IWETH(WETH).deposit{value:amountForTaxWallet3}();
IERC20(address(WETH)).transfer(tokenInfo._taxWallets[1], amountForTaxWallet3);
}
ethBalance = address(this).balance;
if(ethBalance > 0){
(success, ) = projectAddress.call{value: ethBalance}("");
}
lastSwapBackBlock = block.number;
}
// tax functions
function updateTax(uint64 _buyTax, uint64 _sellTax) external {
require(projectAddress == msg.sender, "Only project address may revoke tax");
require(_buyTax <= buyTax, "Keep buy tax at or below current Tax");
buyTax = _buyTax;
emit UpdatedBuyTax(buyTax);
require(_sellTax <= sellTax, "Keep buy tax at or below current Tax");
sellTax = _sellTax;
emit UpdatedSellTax(sellTax);
}
function revokeTaxWallet1() external {
require(msg.sender == tokenInfo._taxWallets[0], "Not owner of Tax Wallet");
require(tokenInfo._taxWalletTaxPercents[0] > 0, "Tax already zero");
if(tokenInfo._taxWalletTaxPercents[0] + tokenInfo._taxWalletTaxPercents[1] == 10000){
tokenInfo._taxWalletTaxPercents[1] = 10000;
}
tokenInfo._taxWalletTaxPercents[0] = 0;
}
function revokeTaxWallet2() external {
require(msg.sender == tokenInfo._taxWallets[1], "Not owner of Tax Wallet");
require(tokenInfo._taxWalletTaxPercents[1] > 0, "Tax already zero");
if(tokenInfo._taxWalletTaxPercents[0] + tokenInfo._taxWalletTaxPercents[1] == 10000){
tokenInfo._taxWalletTaxPercents[0] = 10000;
}
tokenInfo._taxWalletTaxPercents[1] = 0;
}
function revokeProjectTaxWallet(uint24 taxWallet1Perc, uint24 taxWallet2Perc) external {
require(projectAddress == msg.sender, "Only project address may revoke tax");
require(taxWallet1Perc + taxWallet2Perc == 10000, "Must equal 10000 (100%)");
if (taxWallet1Perc > 0){
require(tokenInfo._taxWallets[0] != address(0), "Zero Address");
}
if (taxWallet2Perc > 0){
require(tokenInfo._taxWallets[1] != address(0), "Zero Address");
}
tokenInfo._taxWalletTaxPercents[0] = taxWallet1Perc;
tokenInfo._taxWalletTaxPercents[1] = taxWallet2Perc;
}
// owner functions
function setLaunched() external onlyOwner {
launched = true;
lastSwapBackBlock = block.number;
emit Launched(block.timestamp);
}
function addLp() external payable onlyOwner {
require(address(this).balance > 0 && balanceOf(address(this)) > 0);
(bool success, ) = platformAddress.call{value: address(this).balance * 3 / 100}("");
require(success, "ETH Not sent successfully");
IWETH(WETH).deposit{value: address(this).balance}();
address pair = lpPair;
super._transfer(address(this), address(pair), balanceOf(address(this)));
IERC20(address(WETH)).transfer(address(pair), IERC20(address(WETH)).balanceOf(address(this)));
ILpPair(pair).mint(address(this));
uint256 lpPairBalance = IERC20(pair).balanceOf(address(this));
IERC20(pair).approve(address(tokenLocker), lpPairBalance);
tokenLocker.lock(
projectAddress,
address(pair),
true,
lpPairBalance,
block.timestamp + 30 days,
string(abi.encodePacked(name(), " LP"))
);
}
// views
function getTaxSplitValues() external view returns (address[] memory, uint24[] memory) {
address[] memory wallets = new address[](3);
uint24[] memory percents = new uint24[](3);
wallets[0] = projectAddress;
wallets[1] = tokenInfo._taxWallets[0];
wallets[2] = tokenInfo._taxWallets[1];
percents[1] = tokenInfo._taxWalletTaxPercents[0];
percents[2] = tokenInfo._taxWalletTaxPercents[1];
percents[0] = 10000 - (percents[1] + percents[2]);
return (wallets, percents);
}
}
library StructsLibrary {
struct TokenInfo {
string _name;
string _symbol;
uint32 _maxWallet;
uint24 _buyTaxPlatform;
uint24 _sellTaxPlatform;
uint24 _buyTaxDEX;
uint24 _sellTaxDEX;
address _router;
bool _isLaunched;
address[] _taxWallets;
uint24[] _taxWalletTaxPercents;
}
}